提出了一种在氢氟化过程中同时进行氨还原改善脱硝产品氢氟化反应性的方法，以便生产出高品位的四氟化铀。
It proposes a method which improves reactivity of denitration products in hydrofluorination with ammonia reduction in order to produce high grade uranium tetrafluoride.
在DMF-四乙基溴化铵（TEAB）质子惰性介质中，马蔺子素连续两步单电子还原生成相应氢醌阴离子，无中间体半醌自由基的化学反应发生。
In DMF tetraethyl ammonium bromide(TEAB) media, the reduction of irisquinone was two successive single electron processes without the chemical reaction of the free radical semiquinone.
喷吹燃料中的一部分氢和喷吹燃料生成的一氧化碳参加间接还原反应。
Part of the hydrogen in the injected fuel and carbon monoxide formed from injected fuel take parts in the indirect reduction.
有机物反应时把有机物引入氧或脱去氢的作用叫氧化；引入氢或失去氧的作用叫还原。
The role of organic matter in the process of introducing oxygen or taking off hydrogen is called oxidation.
用氢酶如何催化代谢物上氢的氧化或质子的还原以及配合态液中氧化还原过程的电子迁移规律阐释了生物的氧化还原过程中的电催化反应机理。
The electricity-catalyze mechanism is explained by Hydrogenases how to catalyse the oxidation of hydrogen or to the reduction of protons of metabolism and the el.
建立了一种采用毛细管电泳法(CE)测定二氢叶酸还原酶(DHFR)反应动力学参数的新方法。
A novel screening method for dihydrofolate reductase inhibitors (DHFRI) using high performance capillary electrophoresis (HPCE) was developed.
讨论了以亚硫酸氢钠为还原剂的可能的反应机理。
This paper also discusses the possible reaction mechanism by using sodium sulfite as reducing agent.
微波反应中汉斯酯作为有机还原剂在合成3,4 -二氢香豆素中的应用研究。
A further application of Hantzsch ester as an organic reducing agent was well performed in the synthesis of 3, 4-dihydrocoumarin via microwave irradiation.
方法以苯乙胺为原料，经酰化反应得乙酰苯乙胺，在多聚磷酸的作用下环合得1-甲基-3，4-二氢异喹啉，经硼氢化钠还原得1-甲基-1，2，3，4-四氢异喹啉。
Methods 1-Methyl-1,2,3,4-tetrahydroisoquinoline was synthesized from phenethylamine through three steps:acetylation with acetyl chloride, cyclization with PPA and reduction with potassium borohydride.
方法以苯乙胺为原料，经酰化反应得乙酰苯乙胺，在多聚磷酸的作用下环合得1-甲基-3，4-二氢异喹啉，经硼氢化钠还原得1-甲基-1，2，3，4-四氢异喹啉。
Methods 1-Methyl-1,2,3,4-tetrahydroisoquinoline was synthesized from phenethylamine through three steps:acetylation with acetyl chloride, cyclization with PPA and reduction with potassium borohydride.
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